Mid Term Review

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1. What network topology has the inherent weakness of a single point of failure The Star physical network  2. Define "networking standard" The details of what a networking topology does and how it does it  3. "De facto standards" No particular standards, they are established as a matter of practice  4. About how many bytes are in a kilobyte (KB) 1000 bytes  5. Convert to decimal "00101011" 43  6. A single hexadecimal digit is equivalent to ______ binary digits 4  7. How are "Voice Communications" converted to digital signals By being broken into very small samples, and then binary values are assigned to them  8. How are "video files compressed" Taking a standard video and storing it in a smaller video file  9. What part identifies the protocol being used http://www.example.com/page2 http  10. The internet core comprises of Many separate networks, some small some large  11. What is designed to specifically manage computer peripheral devices Device driver  12. Why is the TCP/IP model divided into layers To make it easier to understand how networks work, write protocols for networks, and to create standards for networks  13. Why is the TCP/IP considered an "open" network model It is not owned by any specific organization and shares details of how it works with all  14. The function of a Routers in networking is to Move data between separate LAN's, often by linking them to WAN lines in a network  15. What is "Encapsulation" A way to address data to cross over any type of network link  16. In TCP/IP networks, each devices needs neither an _________or an __________ to be able to transmit or recevie data. This is handled simply by the NIC Card IP address  17. The address is an example of An IP Address  18.

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